* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #222;
            background: #f9f7ff;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: #4a36e6; transition: color 0.3s; }
        a:hover { color: #2a1ba2; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        h1, h2, h3, h4 { color: #2d236c; margin: 1.2em 0 0.7em; line-height: 1.3; }
        h1 { font-size: 2.8rem; border-bottom: 3px solid #ffcc00; padding-bottom: 15px; }
        h2 { font-size: 2.2rem; }
        h3 { font-size: 1.8rem; }
        p { margin-bottom: 1.2em; }
        .lead { font-size: 1.3rem; color: #4a4a4a; font-weight: 500; }
        .highlight { background: #fffacd; padding: 0.2em 0.5em; border-radius: 4px; }
        .emoji { font-size: 1.2em; }
        header { background: linear-gradient(135deg, #2d236c, #4a36e6); color: white; padding: 1rem 0; box-shadow: 0 4px 12px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 1000; }
        .header-container { display: flex; justify-content: space-between; align-items: center; }
        .logo a { font-size: 2.2rem; font-weight: 800; color: #ffcc00; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        .logo a:hover { color: #fff; }
        nav ul { display: flex; list-style: none; }
        nav ul li { margin-left: 2rem; }
        nav ul li a { color: white; font-weight: 600; padding: 8px 12px; border-radius: 5px; }
        nav ul li a:hover { background: rgba(255,255,255,0.15); }
        .hamburger { display: none; flex-direction: column; cursor: pointer; }
        .hamburger span { width: 30px; height: 3px; background: white; margin: 3px 0; transition: 0.3s; }
        .breadcrumb { padding: 1rem 0; background: #eee; }
        .breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; }
        .breadcrumb li { margin-right: 0.5rem; }
        .breadcrumb li:not(:last-child)::after { content: '›'; margin-left: 0.5rem; }
        main { padding: 2rem 0; }
        article { background: white; border-radius: 12px; padding: 2.5rem; box-shadow: 0 6px 20px rgba(0,0,0,0.08); }
        .search-box { margin: 2rem 0; padding: 1.5rem; background: #eef2ff; border-radius: 10px; text-align: center; }
        .search-box form { display: flex; max-width: 600px; margin: 0 auto; }
        .search-box input { flex: 1; padding: 15px; border: 2px solid #4a36e6; border-radius: 8px 0 0 8px; font-size: 1rem; }
        .search-box button { padding: 15px 25px; background: #4a36e6; color: white; border: none; border-radius: 0 8px 8px 0; cursor: pointer; font-weight: bold; }
        .search-box button:hover { background: #2a1ba2; }
        .interactive { margin: 3rem 0; padding: 2rem; border-top: 2px dashed #ccc; border-bottom: 2px dashed #ccc; }
        .interactive h2 { text-align: center; }
        .interactive form { max-width: 800px; margin: 2rem auto; }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; }
        .form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px; border: 1px solid #aaa; border-radius: 8px; font-size: 1rem; }
        .rating { display: flex; align-items: center; }
        .rating input[type="radio"] { display: none; }
        .rating label { font-size: 2rem; color: #ddd; cursor: pointer; padding: 0 5px; }
        .rating input:checked ~ label { color: #ffcc00; }
        .rating label:hover, .rating label:hover ~ label { color: #ffcc00; }
        .btn { display: inline-block; background: #4a36e6; color: white; padding: 14px 28px; border-radius: 8px; font-weight: bold; border: none; cursor: pointer; transition: background 0.3s; }
        .btn:hover { background: #2a1ba2; }
        .btn-center { text-align: center; }
        .feature-img { margin: 2.5rem auto; border-radius: 12px; overflow: hidden; box-shadow: 0 8px 25px rgba(0,0,0,0.15); max-width: 800px; }
        .feature-img img { width: 100%; transition: transform 0.5s; }
        .feature-img img:hover { transform: scale(1.02); }
        .web-links { background: #f0f0f0; padding: 2rem 0; margin-top: 3rem; }
        .web-links-container { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.2rem; }
        .web-link { background: white; padding: 1rem; border-radius: 8px; box-shadow: 0 3px 10px rgba(0,0,0,0.05); }
        .web-link a { font-weight: 600; }
        .web-link a:hover { text-decoration: underline; }
        footer { background: #2d236c; color: white; padding: 2.5rem 0 1.5rem; text-align: center; }
        .copyright { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid #4a4a8a; font-size: 0.9rem; color: #ccc; }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .header-container { flex-wrap: wrap; }
            nav { display: none; width: 100%; order: 3; margin-top: 1rem; }
            nav.active { display: block; }
            nav ul { flex-direction: column; }
            nav ul li { margin: 0.5rem 0; }
            .hamburger { display: flex; }
            article { padding: 1.5rem; }
            .search-box form { flex-direction: column; }
            .search-box input, .search-box button { border-radius: 8px; margin: 5px 0; }
            .rating label { font-size: 1.8rem; }
        }